Kresoxim-methyl CAS:143390-89-0 CAS NO.143390-89-0

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Product Name		Kresoxim-methyl
CAS No.		143390-89-0
Content & Formulations		95%TC
Physical & Chemical Property		Molecular Formula: C18H19NO4 Structural Formula: Molecular Weight: 313.35 Solubility: In water 2 mg/l (20°C). Density: 1.258kg/L(20℃) Melting Point: 101.6-102.5℃ Boiling Point: Not applicable Flash Point: 171.2°C
Toxicity Data		Toxicity: Rat LD50 oral: LD50 > 5000 mg/kg bw Rat LD50 dermal: LD50 > 2000 mg/kg bw Rat LC50 inhalation: LC50 > 5.6 mg/l Contact on skin : non-irritation Contact on eye : non-irritation

Item	Standard		Test Results
Identification	A.H-NMR:Comply with the structure		Complies
	B.LC-MS:Comply with the structure		Complies
	C.The IR spectrum of sample should be identical with that of reference standard.		Complies
	D.HPLC-ESI-MS The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay.		Complies
Loss on drying	≤2.0%		0.19%
Heavy metals	≤10 ppm		<10ppm
Water	≤1.0%		0.1%
Sulphated ash	≤0.5% determined on 1.0 g.		0.009%
Residue on ignition	≤0.1%		0.03%
Related Substances	Unspecified impurities: for each impurity	≤0.10%	<0.10%
	Total Impurities	≤0.5%	0.18%
Purity	≥99.0%		99.7%
Assay	99.0%~101.0% (anhydrous substance).		99.8%
Storage	Preserve in well-closed, light-resistant and airtight containers.		Complies